120212100112 has 40 divisors (see below), whose sum is σ = 251266695680. Its totient is φ = 55385285760.

The previous prime is 120212100109. The next prime is 120212100143. The reversal of 120212100112 is 211001212021.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 120212100092 and 120212100101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 387312 + ... + 624847.

It is an arithmetic number, because the mean of its divisors is an integer number (6281667392).

Almost surely, 2^120212100112 is an apocalyptic number.

It is an amenable number.

120212100112 is an abundant number, since it is smaller than the sum of its proper divisors (131054595568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120212100112 is a wasteful number, since it uses less digits than its factorization.

120212100112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012751 (or 1012745 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 120212100112 its reverse (211001212021), we get a palindrome (331213312133).

The spelling of 120212100112 in words is "one hundred twenty billion, two hundred twelve million, one hundred thousand, one hundred twelve".